Finding the Third Proportional to 3,661,564 and 7,974,068

Step by Step Solution

1. Step 1: Write the proportion equation
   3,661,564 : 7,974,068 = 7,974,068 : x
2. Step 2: Convert to fraction form
   3,661,564/7,974,068 = 7,974,068/x
3. Step 3: Cross multiply
   3,661,564x = 7,974,068 × 7,974,068
4. Step 4: Simplify right side
   3,661,564x = 63,585,760,468,624
5. Step 5: Solve for x
   x = 63,585,760,468,624/3,661,564
6. Step 6: Final answer
   x = 17,365,737.83